Quiz Review Chp 7
1.
Make a table of values, then sketch the graph of the relation y = –0.5x2 + 0.5x + 3.
2. Fill in the table for the relation y = –0.5x2 + 0.5x + 3.
y-intercept
x-intercept(s)
Axis of symmetry
Vertex
Domain
Range
3. Make a table of values, then sketch the graph of the relation y = x2 – x + 7.
4. Fill in the table for the relation y = x2 – x + 7.
y-intercept
x-intercept(s)
Axis of symmetry
Vertex
Domain
Range
5. Determine the domain and range for the relation y = x2 – 1.5x + 2.
6. Solve x2 – 8x + 15 = 0 by graphing the corresponding function and determining the
zeros.
7. Solve –2x2 – 6x = –8 by graphing the expressions on both sides of the equation.
8. Rewrite 3x2 + x = –4x + 5 in standard form. Then solve the equation in standard form
by graphing.
9. Determine the roots of the corresponding quadratic equation for the graph.
10. Sketch the graph of the relation y = –2(x + 5)(x + 2), then state the domain and range.
11. Fill in the table for the quadratic function f(x) = –(x – 4)(x – 6).
y-intercept
Zeros
Axis of symmetry
Vertex
12. Fill in the table for the quadratic function f(x) = 3(x – 0.5)(x – 1).
y-intercept
Zeros
Axis of symmetry
Vertex